en_tn/2pe/02/13.md

They will receive the reward of their wrongdoing

Peter speaks of the punishment that the false teachers will receive as if it were a reward. AT: "They will receive what they deserve for their wrongdoing" (See: rc://en/ta/man/translate/figs-irony)

luxury during the day

Here the word "luxury" refers to immoral activity that includes gluttony, drunkenness, and sexual activity. Doing these things during the day indicates that these people are not ashamed of this behavior.

They are stains and blemishes

The words "stains" and "blemishes" share similar meanings. Peter speaks of the false teachers as if they were stains on a garment that cause shame for those who wear it. AT: "They are like stains and blemishes on clothes, which cause disgrace" (See: rc://en/ta/man/translate/figs-metaphor and rc://en/ta/man/translate/figs-doublet)